G.f. A(x) satisfies A(x) = sqrt( (1 + 2*x*A(x))/(1 - 2*x*A(x)^3) ).
A379383
G.f. A(x) satisfies A(x) = sqrt( (1 + 2*x*A(x))/(1 - 2*x*A(x)^3) ).
Terms
- a(0) =1a(1) =2a(2) =10a(3) =80a(4) =750a(5) =7680a(6) =83252a(7) =939008a(8) =10905942a(9) =129548288a(10) =1566565452a(11) =19220267008a(12) =238662840780
External references
- oeis: A379383